Stun gun



FIG. 1 is a front perspective view of a stun gun, showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left-side elevational view thereof;

FIG. 6 is a tight-side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines depicting a grip pattern in the figures depict portions of the stun gun that form no part of the claimed design. 

CLAIM I claim the ornamental design for a stun gun, as shown and described. 